CONSOLIDATED STATEMENTS OF OPERATIONS (UNAUDITED) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
INTEREST INCOME:
Interest and fees on loans and leases	$ 2,051	$ 2,047
Interest and fees on loans held for sale	14	15
Interest and fees on other loans held for sale	6	5
Investment securities	399	266
Interest-bearing deposits in banks	140	69
Total interest income	2,610	2,402
INTEREST EXPENSE:
Deposits	987	550
Short-term borrowed funds	7	6
Long-term borrowed funds	174	203
Total interest expense	1,168	759
Net interest income	1,442	1,643
Provision (benefit) for credit losses	171	168
Net interest income after provision (benefit) for credit losses	1,271	1,475
NONINTEREST INCOME:
Service charges and fees	96	100
Capital markets fees	118	83
Card fees	86	72
Trust and investment services fees	68	63
Mortgage banking fees	49	57
Foreign exchange and derivative products	36	48
Letter of credit and loan fees	42	40
Securities gains, net	5	5
Other income	17	17
Total noninterest income	517	485
NONINTEREST EXPENSE:
Salaries and employee benefits	691	658
Equipment and software	192	169
Outside services	158	176
Occupancy	114	124
Other operating expense	203	169
Total noninterest expense	1,358	1,296
Income before income tax expense	430	664
Income tax expense	96	153
NET INCOME	334	511
Net income available to common stockholders	$ 304	$ 488
Weighted-average common shares outstanding:
Basic (in Shares)	461,358,681	485,444,313
Diluted (in Shares)	463,797,964	487,712,146
Per common share information:
Basic earnings (in dollars per share)	$ 0.66	$ 1.00
Diluted earnings (in dollars per Share)	$ 0.65	$ 1.00